diff --git a/hwdb/60-sensor.hwdb b/hwdb/60-sensor.hwdb
index 616c390134..8385efd28d 100644
--- a/hwdb/60-sensor.hwdb
+++ b/hwdb/60-sensor.hwdb
@@ -82,7 +82,7 @@ sensor:modalias:acpi:SMO8500*:dmi:*svn*ASUSTeK*:*pn*TP500LB*
  ACCEL_MOUNT_MATRIX=0, 1, 0; 1, 0, 0; 0, 0, 1
 
 sensor:modalias:acpi:SMO8500*:dmi:*svn*ASUSTeK*:*pn*TP300LD*
- ACCEL_MOUNT_MATRIX=0, 1, 0; 1, 0, 0; 0, 0, 1
+ ACCEL_MOUNT_MATRIX=0, -1, 0; -1, 0, 0; 0, 0, 1
 
 #########################################
 # Axxo